A Burbank Allium
This is another of the company of alliums with which Mr. Burbank has experimented extensively. The relationship with the onion is shown in the form of leaf and, particularly, in the flower head. Some of Mr. Burbank's alliums have really handsome flowers, and an ornamental onion is certainly an interesting anomaly.
This image is from: Luther Burbank: his methods and discoveries and their practical application. Volume 7 Chapter 5